On Wed, Jun 5, 2013 at 9:39 AM, Glen Turner <g...@gdt.id.au> wrote:

>
> The lack of two I2C ports on the RPi would be a practical reason. The sense
> of master and slave carries electrical implications, so a port can't change
> from one to the other without restarting the bus and all of its devices.
>
>
Actually the Raspberry-Pi does have two I2C ports. It's on the second GPIO
interface but doesn't have the pin header soldered in. It's available
providing
you don't mind doing a small amount of soldering.
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